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CVE-2025-34491

nvd nist
Published: Apr 28, 2025Modified: Nov 4, 2025

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8.8
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 5.9
Source: NVD

Description

GFI MailEssentials prior to version 21.8 is vulnerable to a .NET deserialization issue. A remote and authenticated attacker can execute arbitrary code by sending crafted serialized .NET when joining to a Multi-Server setup.

Affected (1)

Products: Gfi: Mailessentials
Gfi
1 product
Mailessentials
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Mailessentials
Before 21.8

Related CWEs

CWE-502
Deserialization of Untrusted Data
The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

References (3)

Source: disclosure@vulncheck.com
Exploit
Source: disclosure@vulncheck.com
Release Notes
Source: disclosure@vulncheck.com

Timeline

No history available yet.